fix(recovery): clear sealed failed probe range

Verify the exact failed candidate and proof receipts before restoring JD LBAs 105 through 134 to a zero readback state for a hardware-adapter retry.
This commit is contained in:
冰朔 2026-08-03 21:11:10 +08:00
commit 3f36cba2de

View file

@ -20,15 +20,28 @@ expected_sha=$(awk '/^ proof_sha256:/ {print $2}' \
"${recovery_root}/RETURN-RECEIPT.hldp")
[[ ${expected_sha} =~ ^[0-9a-f]{64}$ ]]
[[ $(sha256sum "${proof}" | awk '{print $1}') == "${expected_sha}" ]]
[[ $(dd if=/dev/vda bs=512 skip=134 count=1 status=none | sha256sum |
awk '{print $1}') == "${expected_sha}" ]]
candidate_sha=$(awk '/^ sha256:/ {print $2; exit}' \
"${recovery_root}/PREPARE-RECEIPT.hldp")
[[ ${candidate_sha} =~ ^[0-9a-f]{64}$ ]]
[[ $(dd if=/dev/vda bs=512 skip=105 count=29 status=none | sha256sum |
awk '{print $1}') == "${candidate_sha}" ]]
dd if=/dev/zero of=/dev/vda bs=512 seek=134 count=1 conv=notrunc,fsync \
status=none
zero_sha=$(head -c 512 /dev/zero | sha256sum | awk '{print $1}')
readback_sha=$(dd if=/dev/vda bs=512 skip=134 count=1 status=none |
current_proof_sha=$(dd if=/dev/vda bs=512 skip=134 count=1 status=none |
sha256sum | awk '{print $1}')
[[ ${readback_sha} == "${zero_sha}" ]]
zero_sector_sha=$(head -c 512 /dev/zero | sha256sum | awk '{print $1}')
if [[ ${current_proof_sha} != "${expected_sha}" ]]; then
grep -q "^ sealed_sha256: ${expected_sha}$" \
"${recovery_root}/PROOF-CLEAR-RECEIPT.hldp"
[[ ${current_proof_sha} == "${zero_sector_sha}" ]]
fi
dd if=/dev/zero of=/dev/vda bs=512 seek=105 count=30 conv=notrunc,fsync \
status=none
zero_range_sha=$(head -c $((30 * 512)) /dev/zero | sha256sum |
awk '{print $1}')
readback_sha=$(dd if=/dev/vda bs=512 skip=105 count=30 status=none |
sha256sum | awk '{print $1}')
[[ ${readback_sha} == "${zero_range_sha}" ]]
observed_at=$(date --iso-8601=seconds)
cat >"${recovery_root}/PROOF-CLEAR-RECEIPT.hldp" <<EOF
@ -40,6 +53,13 @@ node_id: JD-FD-PRIMARY
proof:
lba: 134
sealed_sha256: ${expected_sha}
candidate:
lba_start: 105
sector_count: 29
sealed_sha256: ${candidate_sha}
cleared_range:
lba_start: 105
sector_count: 30
zero_readback_sha256: ${readback_sha}
reason: SEALED_FAIL_0_CONSUMED_BEFORE_EXACT_HARDWARE_ADAPTER_RETRY
EOF